| | 1 | /////////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: wx/htmllbox.h |
| | 3 | // Purpose: wxHtmlListBox is a listbox whose items are wxHtmlCells |
| | 4 | // Author: Vadim Zeitlin |
| | 5 | // Modified by: |
| | 6 | // Created: 31.05.03 |
| | 7 | // RCS-ID: $Id$ |
| | 8 | // Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwindows.org> |
| | 9 | // Licence: wxWindows licence |
| | 10 | /////////////////////////////////////////////////////////////////////////////// |
| | 11 | |
| | 12 | #ifndef _WX_HTMLLBOX_H_ |
| | 13 | #define _WX_HTMLLBOX_H_ |
| | 14 | |
| | 15 | #include "wx/vlbox.h" // base class |
| | 16 | |
| | 17 | class WXDLLEXPORT wxHtmlCell; |
| | 18 | class WXDLLEXPORT wxHtmlWinParser; |
| | 19 | class WXDLLEXPORT wxHtmlListBoxCache; |
| | 20 | |
| | 21 | // ---------------------------------------------------------------------------- |
| | 22 | // wxHtmlListBox |
| | 23 | // ---------------------------------------------------------------------------- |
| | 24 | |
| | 25 | class WXDLLEXPORT wxHtmlListBox : public wxVListBox |
| | 26 | { |
| | 27 | public: |
| | 28 | // constructors and such |
| | 29 | // --------------------- |
| | 30 | |
| | 31 | // default constructor, you must call Create() later |
| | 32 | wxHtmlListBox() { Init(); } |
| | 33 | |
| | 34 | // normal constructor which calls Create() internally |
| | 35 | wxHtmlListBox(wxWindow *parent, |
| | 36 | wxWindowID id = wxID_ANY, |
| | 37 | const wxPoint& pos = wxDefaultPosition, |
| | 38 | const wxSize& size = wxDefaultSize, |
| | 39 | long style = 0, |
| | 40 | const wxString& name = wxVListBoxNameStr) |
| | 41 | { |
| | 42 | Init(); |
| | 43 | |
| | 44 | (void)Create(parent, id, pos, size, style, name); |
| | 45 | } |
| | 46 | |
| | 47 | // really creates the control and sets the initial number of items in it |
| | 48 | // (which may be changed later with SetItemCount()) |
| | 49 | // |
| | 50 | // the only special style which may be specified here is wxLB_MULTIPLE |
| | 51 | // |
| | 52 | // returns true on success or false if the control couldn't be created |
| | 53 | bool Create(wxWindow *parent, |
| | 54 | wxWindowID id = wxID_ANY, |
| | 55 | const wxPoint& pos = wxDefaultPosition, |
| | 56 | const wxSize& size = wxDefaultSize, |
| | 57 | long style = 0, |
| | 58 | const wxString& name = wxVListBoxNameStr); |
| | 59 | |
| | 60 | // destructor cleans up whatever resources we use |
| | 61 | virtual ~wxHtmlListBox(); |
| | 62 | |
| | 63 | // refresh everything |
| | 64 | virtual void RefreshAll(); |
| | 65 | |
| | 66 | |
| | 67 | protected: |
| | 68 | // this method must be implemented in the derived class and should return |
| | 69 | // the body (i.e. without <html>) of the HTML for the given item |
| | 70 | virtual wxString OnGetItem(size_t n) const = 0; |
| | 71 | |
| | 72 | // this function may be overridden to decorate HTML returned by OnGetItem() |
| | 73 | virtual wxString OnGetItemMarkup(size_t n) const; |
| | 74 | |
| | 75 | |
| | 76 | // we implement both of these functions in terms of OnGetItem(), they are |
| | 77 | // not supposed to be overridden by our descendants |
| | 78 | virtual void OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const; |
| | 79 | virtual wxCoord OnMeasureItem(size_t n) const; |
| | 80 | |
| | 81 | |
| | 82 | // event handlers |
| | 83 | void OnSize(wxSizeEvent& event); |
| | 84 | |
| | 85 | |
| | 86 | // common part of all ctors |
| | 87 | void Init(); |
| | 88 | |
| | 89 | // ensure that the given item is cached |
| | 90 | void CacheItem(size_t n) const; |
| | 91 | |
| | 92 | private: |
| | 93 | wxHtmlListBoxCache *m_cache; |
| | 94 | |
| | 95 | // HTML parser we use |
| | 96 | wxHtmlWinParser *m_htmlParser; |
| | 97 | |
| | 98 | |
| | 99 | DECLARE_EVENT_TABLE() |
| | 100 | }; |
| | 101 | |
| | 102 | #endif // _WX_HTMLLBOX_H_ |
| | 103 | |
projects / wxWidgets.git / blame_incremental